erosion

侵蚀

erosion

腐蚀, 侵蚀

erosion

1. (geology) the mechanical process of wearing or grinding something down (as by particles washing over it)

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2. condition in which the earth's surface is worn away by the action of water and wind

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3. a gradual decline of something; "after the accounting scandal there was an erosion of confidence in the auditors"

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4. erosion by chemical action

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